As ships resume the search for missing Malaysian Airlines flight MH370 in the depths of the Indian Ocean this week, we often hear that the oceans are “95% unexplored” and that we know more about the surface…

So little is known about what lies beneath the surface of the Indian Ocean.
AAP/ Richard Wainwright16 juin 2014

Not long after the Malaysia Airlines flight MH370 was declared missing, the world’s attention was focused on a remote, poorly known area of the Eastern Indian Ocean as the possible location of the lost…

An unmanned Bluefin-21 of the type used in the underwater search for MH370.
EPA/Leut Kelli Lunt/Australian Department of Defense16 avril 2014

The ongoing search for missing flight MH370 has shown how finding objects such as debris on the ocean is difficult, but finding them underwater in the deep ocean is much more challenging. As of Tuesday…